Senior Software Engineer (C#/ .Net Core)

SS&C is a leading provider of mission-critical, AI-powered technology and services empowering financial services and healthcare organizations to work smarter, faster, and securely. Founded in 1986, SS&C is headquartered in Windsor, Connecticut, and has offices worldwide. More than 23,000 financial services and healthcare organizations, from the world's largest companies to small and mid-market firms, rely on SS&C for expertise, scale, and technology.

Job Description

Location: RSU Tower, Bangkok, Thailand - Hybrid

Get To Know Us

SS&C is a leading provider of mission-critical, AI-powered technology and services empowering financial services and healthcare organizations to work smarter, faster, and securely. Founded in 1986, SS&C is headquartered in Windsor, Connecticut, and has offices worldwide. More than 23,000 financial services and healthcare organizations, from the world's largest companies to small and mid-market firms, rely on SS&C for expertise, scale, and technology.

Why You Will Love It Here

• •Flexibility: Hybrid Work Model and Business Casual Dress Code, including jeans, Centralized location – 6 minutes’ walk from Phromphong BTS or 10 minutes’ walk from Sukhumvit MRT
• •Your Future: Retirement Program, Professional Development Reimbursement
• •Work/Life Balance: Flexible Personal/Vacation Time Off, Sick Leave, Paid Holidays, Business Leave, Maternity Leave, Ordination Leave
• •Your Wellbeing: Medical, Dental, Vision, Life Insurance, Annual Health Check Up, Employee Assistance Program, Parental Leave, Well-Stocked Pantry, and Provident Fund Contribution
• •Diversity & Inclusion: Committed to Welcoming, Celebrating, and Thriving on Diversity
• •Training: Hands-On, Team-Customized, including SS&C University
• •Education: Paid further education opportunities for employees who are eligible
• •Extra Perks: Bonus Scheme, SS&C Stock(s) Allocation for employees who are eligible

What You Will Get To Do

Role Purpose

The Senior Software Engineer will play a key role within Calastone's Engineering Team, working within the Software Engineering group to enhance and support new and existing products. This role involves leading collaboration within engineering teams, mentoring junior engineers, and taking ownership of feature design and implementation. The Senior Software Engineer will promote good design and development practices, ensure code quality across the team, and participate in defining technology strategy for Calastone IT, including occasionally leading innovation or software design initiatives.

Key Responsibilities

Technical Leadership and Collaboration

• •Lead collaboration within your engineering team, QA, and Product, facilitating discussions and ensuring effective communication.
• •Mentor junior and mid-level engineers, providing guidance on technical approaches, design patterns, and best practices.
• •Conduct peer reviews of code, promoting engineering excellence and maintaining high code quality standards across the team.
• •Work closely with tech leads, engineers, testers, and auxiliary personnel to deliver cohesive solutions.
• •Participate in daily Stand-Ups, change analysis sessions, and technical presentations.
• •Collaborate across the organisation, seeking advice and gaining buy-in on proposals and designs.

Feature Design and Implementation

• •Own feature design and implementation end-to-end, ensuring solutions are robust, scalable, and maintainable.
• •Develop new features at a high level of quality, delivering thoroughly tested and production-ready code.
• •Design, document, and communicate system solutions, ensuring a good balance of time, quality, cost, and performance.
• •Coordinate complex multi-part tasks, breaking down technical challenges into manageable components.
• •Champion modern software development practices, including Test Driven Development, continuous integration, and deployment.

Code Quality and Technical Excellence

• •Ensure code quality across the team through effective code reviews, technical guidance, and setting standards.
• •Understand and actively promote the reduction of technical debt within your product area.
• •Take ownership of specific initiatives in innovation or technical debt reduction.
• •Provide input as necessary for tool and environment adoption guidance.
• •Promote good design and development practices within your team, establishing patterns for maintainability and scalability.

Business and Domain Knowledge

• •Continuously develop your business domain knowledge and understanding of the Calastone business and the mutual funds industry.
• •Contextualise your technical work for less technical members of the organisation, bridging the gap between engineering and business teams.
• •Contribute to technical strategy discussions, bringing practical insights from hands-on development experience.

What You Will Bring

Knowledge & Experience

Essential

Deep technical expertise in:

• •C# at a mature commercial level
• •.NET Core and related open source technologies
• •Object Orientation, SOA, and related design patterns
• •Modern database systems (Microsoft SQL Server, relational database design , and SQL)
• •Front-end technologies, including HTML, CSS, and JavaScript
• •Web API design and implementation
• •Concurrency, asynchrony, and parallelism
• •Strong understanding of modern software development practices: agile methodologies, version control, code reviews, continuous integration.
• •Proven experience with Test Driven Development - Unit Testing frameworks, mocking frameworks, and patterns for testability.
• •Experience in the mutual funds industry or related financial services sectors.
• •Demonstrated ability to mentor and guide other engineers.

Desirable

• •Experience with:
• •TypeScript in commercial environments
• •SPAs and responsive web development using Angular
• •Enterprise messaging systems (e.g., NServiceBus/Azure Service Bus)
• •Cloud platforms, preferably Microsoft Azure
• •Containerisation (Docker) and orchestration (Kubernetes)
• •Blockchain development and associated Cryptographic concepts
• •Knowledge of mutual fund trading, settlement, reconciliation, lifecycle management, and regulation within the context of the distributor/platform, Transfer Agent (TA), and fund/asset management industry.

Person Specification

• •Technically Strong: Deep expertise in software engineering with the ability to design and implement complex features independently.
• •Natural Leader: Leads by example within teams, facilitating effective communication and driving collaborative problem-solving.
• •Mentor and Guide: Passionate about developing others, providing clear direction and support to junior and mid-level engineers.
• •Quality-Focused: Committed to delivering high-quality, maintainable code and driving engineering excellence across the team.
• •Excellent Communicator: Able to articulate technical concepts clearly to both technical and non-technical stakeholders across all levels of the organisation.
• •Proactive and Ownership-Minded: Takes initiative in identifying and addressing technical challenges, owning features from conception to production.
• •Team Player: Thrives on teamwork and collaboration, contributing positively to team dynamics and fostering an inclusive environment.
• •Business-Minded: Understands the importance of aligning technical decisions with business objectives and delivering value to the end investor.
• •Passionate About Technology: Demonstrates genuine enthusiasm for software engineering, continuous learning, and staying current with industry developments.
• •Attention to Detail: Ensures thoroughness in implementation, testing, and documentation.

Service and Support

• •Join the engineering out-of-hours on-call rota (typically once every 3-4 weeks) once suitably skilled and appropriately trained.
• •Support incident investigation and resolution, contributing to root cause analysis and implementing long-term fixes.

Business-Minded :

Understands the importance of aligning technical decisions with business